From: Antti Palosaari Date: Wed, 25 Mar 2009 19:59:45 +0000 (-0300) Subject: V4L/DVB (11216): Add driver for Intel CE6230 DVB-T USB2.0 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=eebb876b0b8f7ee5e6c01a85433a754c9be88369;p=linux-2.6-omap-h63xx.git V4L/DVB (11216): Add driver for Intel CE6230 DVB-T USB2.0 Add driver for Intel CE6230 DVB-T USB 2.0 COFDM demodulator Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig index 5b0c8cc25fd..6103caad164 100644 --- a/drivers/media/dvb/dvb-usb/Kconfig +++ b/drivers/media/dvb/dvb-usb/Kconfig @@ -304,3 +304,11 @@ config DVB_USB_AF9015 select MEDIA_TUNER_MC44S803 if !MEDIA_TUNER_CUSTOMISE help Say Y here to support the Afatech AF9015 based DVB-T USB2.0 receiver + +config DVB_USB_CE6230 + tristate "Intel CE6230 DVB-T USB2.0 support" + depends on DVB_USB && EXPERIMENTAL + select DVB_ZL10353 + select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMIZE + help + Say Y here to support the Intel CE6230 DVB-T USB2.0 receiver diff --git a/drivers/media/dvb/dvb-usb/Makefile b/drivers/media/dvb/dvb-usb/Makefile index 3122b7cc2c2..f92734ed777 100644 --- a/drivers/media/dvb/dvb-usb/Makefile +++ b/drivers/media/dvb/dvb-usb/Makefile @@ -76,6 +76,8 @@ obj-$(CONFIG_DVB_USB_AF9015) += dvb-usb-af9015.o dvb-usb-cinergyT2-objs = cinergyT2-core.o cinergyT2-fe.o obj-$(CONFIG_DVB_USB_CINERGY_T2) += dvb-usb-cinergyT2.o +dvb-usb-ce6230-objs = ce6230.o +obj-$(CONFIG_DVB_USB_CE6230) += dvb-usb-ce6230.o EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/ # due to tuner-xc3028 diff --git a/drivers/media/dvb/dvb-usb/ce6230.c b/drivers/media/dvb/dvb-usb/ce6230.c new file mode 100644 index 00000000000..8a305904035 --- /dev/null +++ b/drivers/media/dvb/dvb-usb/ce6230.c @@ -0,0 +1,328 @@ +/* + * DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver + * + * Copyright (C) 2009 Antti Palosaari + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include "ce6230.h" +#include "zl10353.h" +#include "mxl5005s.h" + +/* debug */ +static int dvb_usb_ce6230_debug; +module_param_named(debug, dvb_usb_ce6230_debug, int, 0644); +MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS); +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + +static struct zl10353_config ce6230_zl10353_config; + +static int ce6230_rw_udev(struct usb_device *udev, struct req_t *req) +{ + int ret; + unsigned int pipe; + u8 request; + u8 requesttype; + u16 value; + u16 index; + u8 buf[req->data_len]; + + request = req->cmd; + value = req->value; + index = req->index; + + switch (req->cmd) { + case I2C_READ: + case DEMOD_READ: + case REG_READ: + requesttype = (USB_TYPE_VENDOR | USB_DIR_IN); + break; + case I2C_WRITE: + case DEMOD_WRITE: + case REG_WRITE: + requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT); + break; + default: + err("unknown command:%02x", req->cmd); + ret = -EPERM; + goto error; + } + + if (requesttype == (USB_TYPE_VENDOR | USB_DIR_OUT)) { + /* write */ + memcpy(buf, req->data, req->data_len); + pipe = usb_sndctrlpipe(udev, 0); + } else { + /* read */ + pipe = usb_rcvctrlpipe(udev, 0); + } + + msleep(1); /* avoid I2C errors */ + + ret = usb_control_msg(udev, pipe, request, requesttype, value, index, + buf, sizeof(buf), CE6230_USB_TIMEOUT); + + ce6230_debug_dump(request, requesttype, value, index, buf, + req->data_len, deb_xfer); + + if (ret < 0) + deb_info("%s: usb_control_msg failed:%d\n", __func__, ret); + else + ret = 0; + + /* read request, copy returned data to return buf */ + if (!ret && requesttype == (USB_TYPE_VENDOR | USB_DIR_IN)) + memcpy(req->data, buf, req->data_len); + +error: + return ret; +} + +static int ce6230_ctrl_msg(struct dvb_usb_device *d, struct req_t *req) +{ + return ce6230_rw_udev(d->udev, req); +} + +/* I2C */ +static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], + int num) +{ + struct dvb_usb_device *d = i2c_get_adapdata(adap); + int i = 0; + struct req_t req; + int ret; + memset(&req, 0, sizeof(&req)); + + if (num > 2) + return -EINVAL; + + if (mutex_lock_interruptible(&d->i2c_mutex) < 0) + return -EAGAIN; + + while (i < num) { + if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) { + if (msg[i].addr == + ce6230_zl10353_config.demod_address) { + req.cmd = DEMOD_READ; + req.value = msg[i].addr >> 1; + req.index = msg[i].buf[0]; + req.data_len = msg[i+1].len; + req.data = &msg[i+1].buf[0]; + ret = ce6230_ctrl_msg(d, &req); + } else { + err("i2c read not implemented"); + ret = -EPERM; + } + i += 2; + } else { + if (msg[i].addr == + ce6230_zl10353_config.demod_address) { + req.cmd = DEMOD_WRITE; + req.value = msg[i].addr >> 1; + req.index = msg[i].buf[0]; + req.data_len = msg[i].len-1; + req.data = &msg[i].buf[1]; + ret = ce6230_ctrl_msg(d, &req); + } else { + req.cmd = I2C_WRITE; + req.value = 0x2000 + (msg[i].addr >> 1); + req.index = 0x0000; + req.data_len = msg[i].len; + req.data = &msg[i].buf[0]; + ret = ce6230_ctrl_msg(d, &req); + } + i += 1; + } + if (ret) + break; + } + + mutex_unlock(&d->i2c_mutex); + return ret ? ret : i; +} + +static u32 ce6230_i2c_func(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C; +} + +static struct i2c_algorithm ce6230_i2c_algo = { + .master_xfer = ce6230_i2c_xfer, + .functionality = ce6230_i2c_func, +}; + +/* Callbacks for DVB USB */ +static struct zl10353_config ce6230_zl10353_config = { + .demod_address = 0x1e, + .adc_clock = 450000, + .if2 = 45700, + .no_tuner = 1, + .parallel_ts = 1, + .clock_ctl_1 = 0x34, + .pll_0 = 0x0e, +}; + +static int ce6230_zl10353_frontend_attach(struct dvb_usb_adapter *adap) +{ + deb_info("%s:\n", __func__); + adap->fe = dvb_attach(zl10353_attach, &ce6230_zl10353_config, + &adap->dev->i2c_adap); + if (adap->fe == NULL) + return -ENODEV; + return 0; +} + +static struct mxl5005s_config ce6230_mxl5003s_config = { + .i2c_address = 0xc6, + .if_freq = IF_FREQ_4570000HZ, + .xtal_freq = CRYSTAL_FREQ_16000000HZ, + .agc_mode = MXL_SINGLE_AGC, + .tracking_filter = MXL_TF_DEFAULT, + .rssi_enable = MXL_RSSI_ENABLE, + .cap_select = MXL_CAP_SEL_ENABLE, + .div_out = MXL_DIV_OUT_4, + .clock_out = MXL_CLOCK_OUT_DISABLE, + .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, + .top = MXL5005S_TOP_25P2, + .mod_mode = MXL_DIGITAL_MODE, + .if_mode = MXL_ZERO_IF, + .AgcMasterByte = 0x00, +}; + +static int ce6230_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap) +{ + int ret; + deb_info("%s:\n", __func__); + ret = dvb_attach(mxl5005s_attach, adap->fe, &adap->dev->i2c_adap, + &ce6230_mxl5003s_config) == NULL ? -ENODEV : 0; + return ret; +} + +static int ce6230_power_ctrl(struct dvb_usb_device *d, int onoff) +{ + int ret; + deb_info("%s: onoff:%d\n", __func__, onoff); + + /* InterfaceNumber 1 / AlternateSetting 0 idle + InterfaceNumber 1 / AlternateSetting 1 streaming */ + ret = usb_set_interface(d->udev, 1, onoff); + if (ret) + err("usb_set_interface failed with error:%d", ret); + + return ret; +} + +/* DVB USB Driver stuff */ +static struct dvb_usb_device_properties ce6230_properties; + +static int ce6230_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + int ret = 0; + struct dvb_usb_device *d = NULL; + + deb_info("%s: interface:%d\n", __func__, + intf->cur_altsetting->desc.bInterfaceNumber); + + if (intf->cur_altsetting->desc.bInterfaceNumber == 1) { + ret = dvb_usb_device_init(intf, &ce6230_properties, THIS_MODULE, + &d, adapter_nr); + if (ret) + err("init failed with error:%d\n", ret); + } + + return ret; +} + +static struct usb_device_id ce6230_table[] = { + { USB_DEVICE(USB_VID_INTEL, USB_PID_INTEL_CE9500) }, + { } /* Terminating entry */ +}; +MODULE_DEVICE_TABLE(usb, ce6230_table); + +static struct dvb_usb_device_properties ce6230_properties = { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + + .usb_ctrl = DEVICE_SPECIFIC, + .no_reconnect = 1, + + .size_of_priv = 0, + + .num_adapters = 1, + .adapter = { + { + .frontend_attach = ce6230_zl10353_frontend_attach, + .tuner_attach = ce6230_mxl5003s_tuner_attach, + .stream = { + .type = USB_BULK, + .count = 6, + .endpoint = 0x82, + .u = { + .bulk = { + .buffersize = 512, + } + } + }, + } + }, + + .power_ctrl = ce6230_power_ctrl, + + .i2c_algo = &ce6230_i2c_algo, + + .num_device_descs = 1, + .devices = { + { + .name = "Intel CE9500 reference design", + .cold_ids = {NULL}, + .warm_ids = {&ce6230_table[0], NULL}, + }, + } +}; + +static struct usb_driver ce6230_driver = { + .name = "dvb_usb_ce6230", + .probe = ce6230_probe, + .disconnect = dvb_usb_device_exit, + .id_table = ce6230_table, +}; + +/* module stuff */ +static int __init ce6230_module_init(void) +{ + int ret; + deb_info("%s:\n", __func__); + ret = usb_register(&ce6230_driver); + if (ret) + err("usb_register failed with error:%d", ret); + + return ret; +} + +static void __exit ce6230_module_exit(void) +{ + deb_info("%s:\n", __func__); + /* deregister this driver from the USB subsystem */ + usb_deregister(&ce6230_driver); +} + +module_init(ce6230_module_init); +module_exit(ce6230_module_exit); + +MODULE_AUTHOR("Antti Palosaari "); +MODULE_DESCRIPTION("Driver for Intel CE6230 DVB-T USB2.0"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/dvb-usb/ce6230.h b/drivers/media/dvb/dvb-usb/ce6230.h new file mode 100644 index 00000000000..97c42482ccb --- /dev/null +++ b/drivers/media/dvb/dvb-usb/ce6230.h @@ -0,0 +1,69 @@ +/* + * DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver + * + * Copyright (C) 2009 Antti Palosaari + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef _DVB_USB_CE6230_H_ +#define _DVB_USB_CE6230_H_ + +#define DVB_USB_LOG_PREFIX "ce6230" +#include "dvb-usb.h" + +#define deb_info(args...) dprintk(dvb_usb_ce6230_debug, 0x01, args) +#define deb_rc(args...) dprintk(dvb_usb_ce6230_debug, 0x02, args) +#define deb_xfer(args...) dprintk(dvb_usb_ce6230_debug, 0x04, args) +#define deb_reg(args...) dprintk(dvb_usb_ce6230_debug, 0x08, args) +#define deb_i2c(args...) dprintk(dvb_usb_ce6230_debug, 0x10, args) +#define deb_fw(args...) dprintk(dvb_usb_ce6230_debug, 0x20, args) + +#define ce6230_debug_dump(r, t, v, i, b, l, func) { \ + int loop_; \ + func("%02x %02x %02x %02x %02x %02x %02x %02x", \ + t, r, v & 0xff, v >> 8, i & 0xff, i >> 8, l & 0xff, l >> 8); \ + if (t == (USB_TYPE_VENDOR | USB_DIR_OUT)) \ + func(" >>> "); \ + else \ + func(" <<< "); \ + for (loop_ = 0; loop_ < l; loop_++) \ + func("%02x ", b[loop_]); \ + func("\n");\ +} + +#define CE6230_USB_TIMEOUT 1000 + +struct req_t { + u8 cmd; /* [1] */ + u16 value; /* [2|3] */ + u16 index; /* [4|5] */ + u16 data_len; /* [6|7] */ + u8 *data; +}; + +enum ce6230_cmd { + CONFIG_READ = 0xd0, /* rd 0 (unclear) */ + UNKNOWN_WRITE = 0xc7, /* wr 7 (unclear) */ + I2C_READ = 0xd9, /* rd 9 (unclear) */ + I2C_WRITE = 0xca, /* wr a */ + DEMOD_READ = 0xdb, /* rd b */ + DEMOD_WRITE = 0xcc, /* wr c */ + REG_READ = 0xde, /* rd e */ + REG_WRITE = 0xcf, /* wr f */ +}; + +#endif diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h index 3dfb271741f..0f239c668c5 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h +++ b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h @@ -33,6 +33,7 @@ #define USB_VID_HANFTEK 0x15f4 #define USB_VID_HAUPPAUGE 0x2040 #define USB_VID_HYPER_PALTEK 0x1025 +#define USB_VID_INTEL 0x8086 #define USB_VID_KWORLD 0xeb2a #define USB_VID_KWORLD_2 0x1b80 #define USB_VID_KYE 0x0458 @@ -96,6 +97,7 @@ #define USB_PID_UNIWILL_STK7700P 0x6003 #define USB_PID_GRANDTEC_DVBT_USB_COLD 0x0fa0 #define USB_PID_GRANDTEC_DVBT_USB_WARM 0x0fa1 +#define USB_PID_INTEL_CE9500 0x9500 #define USB_PID_KWORLD_399U 0xe399 #define USB_PID_KWORLD_395U 0xe396 #define USB_PID_KWORLD_395U_2 0xe39b